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Ta le 1
<br /> Groundwater Monitoring Data
<br /> ARCO Service Station No, 2930 Page ] of8
<br /> 7906 North EI Dorado Street, Stockton, California
<br /> Well Elevation Static Water Groundwater Ethyl- Total
<br /> Number Date Top of Casing Top of Screen Level Elevation TPHG Benzene Toluene benzene Xylene MTBE Observations
<br /> MW-1 01/07/92 1458 6000 6148 -4690 18,000 1,600 610 140 850 NA No FP, No S
<br /> MW-1 02/24/92 1458 6000 6076 -46 18 NA NA NA NA NA NA No FP, No S
<br /> MW-1 03/31/92 1458 6000 6056 -4533 NA NA NA NA NA NA No FP, No S
<br /> MW-1 04/21/92 1458 6000 6091 -4633 5,200 1,400 360 53 260 NA No FP, No S
<br /> MW-1 05/11/92 1458 6000 6157 -4699 NA NA NA NA NA NA No FP, No S
<br /> MW-1 06/23/92 1458 6000 6168 -4710 NA NA NA NA NA NA No FP, No S
<br /> MW-1 07/08/92 1458 6000 62 84 -48 26 6,500 1,900 320 89 230 NA No FP, No S
<br /> MW-1 08/10/92 1458 6000 63 74 -49 16 NA NA NA NA NA NA No FP, No S
<br /> MW-1 09/15/92 1458 6000 6437 -4979 NA NA NA NA NA NA No FP, No S
<br /> MW-1 10/06/92 1458 6000 64 52 -49 94 11,000 2,500 600 210 470 NA No FP, No S
<br /> MW-1 11/11/92 1458 6000 63 83 -4925 NA NA NA NA NA NA No FP, No S
<br /> MW-1 12/04/92 1458 6000 63 10 -4852 NA NA NA NA NA NA No FP, No S
<br /> MW-1 01/20/93 1458 6000 6183 -4725 1,800 260 100 10 34 NA No FP,No S
<br /> MW-1 03/22/93 1458 6000 5995 -4537 NA NA NA NA NA NA No FP, No S
<br /> MW-1 04/06/93 1458 6000 5947 -4489 1,500 250 64 30 76 NA No FP, No S
<br /> MW-1 07/30/93 1458 6000 60 19 -4561 2,100 390 130 38 79 NA No FP, No S
<br /> MW-1 11/29/93 1458 6000 5929 -4471 1,200 230 12 11 16 NA No FP, No S
<br /> MW-1 03/23/94 1458 6000 5433 -3975 1,900 120 8 2 25 7 5 NA No FP, No S
<br /> MW-1 06/22/94 1458 6000 54 11 -3988 910 13 4 0 4 1 1 9 NA No FP, No S
<br /> MW-1 09/28/94 1458 6000 58 17 -4359 420 68 14 2 9 <0 5 NA No FP,No S
<br /> MW-1 12/01/94 1458 6000 57 11 4253 220 2 4 <0 5 <0 5 <0 5 NA No FP, No S
<br /> MW-1 02/28/95 1458 6000 5421 -3963 340 2 1 <0 5 0 6 <0 5 NA No FP, No S
<br /> MW-1 05/19/95 1458 6000 5241 -37 83 210 2 9 <0 5 0 7 <0 5 NA No FP, No S
<br /> MW-1 08/28/95 1458 6000 5404 -3946 240 3 2 <0 5 10 <0 5 NA No FP,No S
<br /> MW-1 12/07/95 1458 6000 5267 -3809 190 17 <0 5 <0 5 <0 5 NA No FP, No S
<br /> MW-1 02/05/96 1458 6000 50 11 -35 53 230 25 <0 5 05 <0 5 NA No FP, No S
<br /> MW-1 05/30/96 1458 6000 47 I7 -32 59 180*** 12 <0 5 <0 5 <0 5 <4** No FP, No S
<br /> MW-i 09/18/96 1458 6000 5096 -3638 200 16 <0 5 <0 5 <0 5 <5** No FP,No S
<br /> MW-1 11/26/96 1458 6000 4880 -3422 220 15 <0 5 <0 5 <0 5 5 No FP, No S
<br /> MW-1 03/24/97 1458 6000 4373 -29 15 <50 <0 5 <0 5 <0 5 <0 5 <3 No FP, No S
<br /> MW-1 05/20/97 1458 6000 4432 -2974 230 <7** <0 6** <0 5 0 5 <5** No FP, No S
<br /> MW-1 08/19/97 1458 6000 (=7 -3320 200 65 <0 5 <0 5 <0 5 <5 No FP, No S
<br /> N 1x1s1080511 14081092997A41 XLS
<br /> EMCON
<br /> 11/7/97
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